ANVISION 5-Port Ethernet Switch with 4 PoE Ports + 1 Uplink, 10/100Mbps IEEE802.3af/at, 78W 4 Ports at 10/100Mbps + 1 Uplink port at 10/100Mbps With four PoE ports(15.4W 802.3af, 30W 802.3at Per Port), transfers data and power on one single cable Working with IEEE 802.3af/at compliant PDs, expands home and office network Requires no configuration and installation,Compact desktop enclosure,Metal Housing Suit for Cameras, IP Phones, Wireless AP use this method to centralize the power source